staging: wilc1000: remove redundant assignment of variable

This patch the removes the redundant assignement of the variable ret as
its being overwritren before being used anywhere.
Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wlan.c

@@ -1782,7 +1782,7 @@ static int wilc_wlan_stop(void)
 /******************************************************************************/
 	reg = ((1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 8) | (1 << 9) | (1 << 26) | (1 << 29) | (1 << 30) | (1 << 31)); /**/
 	/**/
-	ret = p->hif_func.hif_write_reg(WILC_GLB_RESET_0, reg);                                 /**/
+	p->hif_func.hif_write_reg(WILC_GLB_RESET_0, reg);                                 /**/
 	reg = ~(1 << 10);                                                                                               /**/
 	/**/
 	ret = p->hif_func.hif_write_reg(WILC_GLB_RESET_0, reg);                                 /**/